.book-head {
    width: 100%;
    height: 100px;
}

.book-head span {
    margin-top: 30px;
}

.body-left {
    padding-top: 50px;
    height: 600px;
    border-right: 1px solid #E6E5E6;
    padding-right: 30px;
}

.body-left a {
    color: white;
    margin: 50px 0;
}

.body-right {
    height: 100%;
}

.pub-auth {
    height: 250px;
    padding: 20px;
}

.pub-auth > span {
    margin: 10px 0;
}

.pub-auth .auth-bg, .book-head .auth-bg {
    background: url("/static/home/auth_wall.jpeg") no-repeat top center;
}

.pub-auth .pub-bg, .book-head .pub-bg {
    background: url("/static/home/pub_wall.jpeg") no-repeat top center;
}

.pub-auth .bg, .book-head .bg {
    background-size: 100% auto;
    transition: 0.3s all cubic-bezier(.46, 1, .23, 1.52);
    border-radius: 20px;
}

.pub-auth .bg a {
    height: 160px;
    width: 100%;
}

.pub-auth .bg:hover {
    background-size: 103% auto;
    transition: 0.3s all cubic-bezier(.46, 1, .23, 1.52);
}

.book-head .bg {
    width: 160px;
    height: 160px;
}

.book-head .bg-text {
    padding-top: 65px;
    font-size: 40px;
    font-weight: bold;
}

/* 分页 */
.page-nav{
    width: 500px;
    text-align: center;
    position: absolute;
    bottom: -100px;
    left: 50%;
    margin-left: -250px;
}